so what is the best balancing method

Just like the evening news, my words lost context. No ill will to you RRR. Please forgive me for my poo in your parade.

For those that have interest in improved sensitivity and harmonic resolution, use a free FFT application on your Android smart phone... but, that might be stupid...

I am out...

No sir......it wasn't you. Just the thread in general. I should have been more clear. My apologies.